Finding the Fourth Proportional to 3,685,039.84, 5,086,449.84 and 2,327,816.80
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Solution
The fourth proportional to 3,685,039.84, 5,086,449.84 and 2,327,816.80 is: 3,213,078.80
Step by Step Solution
- Step 1: Write the proportion equation
3,685,039.84 : 5,086,449.84 = 2,327,816.80 : x - Step 2: Convert to fraction form
3,685,039.84/5,086,449.84 = 2,327,816.80/x - Step 3: Cross multiply
3,685,039.84x = 5,086,449.84 × 2,327,816.80 - Step 4: Simplify right side
3,685,039.84x = 11,840,323,389,909.31 - Step 5: Solve for x
x = 11,840,323,389,909.31/3,685,039.84 - Step 6: Final answer
x = 3,213,078.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.